======================== unified (from filesystem) ========================
                                         'bitrate'  '259.221'
                                        'duration'  '60'
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                                     'text_people'  'Madlib'
                                         'release'  'Medicine Show No. 3: Beat Konducta in Africa'
                                           'title'  'Mighty Force'
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                                      'lastfmtags'  "['jazz', 'hip hop', 'funk', 'rap']"
                             'musicbrainz_albumid'  ''
                       'musicbrainz_albumartistid'  ''
                            'musicbrainz_artistid'  ''
                             'musicbrainz_trackid'  ''
                                     'tracknumber'  '18'
                                      'tracktotal'  '19'
                                            'date'  '2010'
                                        'comments'  ''
                                           'genre'  'hip hop or rnb or rap or turntablism'
                                             'bpm'  '91.062'
                                             'key'  '3A'
                                        'acoustid'  'b4141453-eaf2-4d17-a76a-7d263b1ab745'
rest: ''

======================== rawer (from filesystem) ========================

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'TBPM' (BPM (beats per minute))                     '91.062'
'TCOM' (Composer)                                   'Madlib'
'TCON' (Content type, a.k.a. Genre)                 'hip hop or rnb or rap or turntablism'
'TDOR' (Original release time)                      '2010'
'TDRC' (Recording time)                             '2010-03-23'
'TENC' (Encoded by)                                 'dBpoweramp Release 13.2'
'TIT2' (Title/songname/content description)         'Mighty Force'
'TKEY' (Initial key)                                '3A'
'TMED' (Media type)                                 '12" Vinyl'
'TPE1' (Lead performer(s)/Soloist(s))               'Madlib'
'TPE2' (Band/orchestra/accompaniment)               'Madlib'
'TPOS' (Part of a set)                              '2/3'
'TPUB' (Publisher)                                  'Madlib Invazion'
'TRCK' (Track number/Position in set)               '18/19'
'TSO2'                                              'Madlib'
'TSOP' (Performer sort order)                       'Madlib'
'TXXX:Acoustid Id'                                  'b4141453-eaf2-4d17-a76a-7d263b1ab745'
'TXXX:CATALOGNUMBER'                                'MMS003'
'TXXX:MusicBrainz Album Artist Id'                  'ea9078ef-20ca-4506-81ea-2ae5fe3a42e8'
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'TXXX:MusicBrainz Album Release Country'            'US'
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'TXXX:MusicBrainz Album Type'                       'album'
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'TXXX:Q-LOCALNESS'                                  '1'
'TXXX:Q-OLDST'                                      '3'
'TXXX:Q-UNU'                                        '1'
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'TXXX:iTunPGAP'                                     '0'
'TXXX:iTunSMPB'                                     (' 00000000 00000210 000008C4 000000000028902C 00000000 0024B3EB 00000000 '
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'TXXX:iTunes_CDDB_IDs'                              '43+9F5AB9F080830DC8CBFB7AAA7F108E45+14713702'
'TXXX:lastfmtags'                                   ['jazz', 'hip hop', 'funk', 'rap']
'TXXX:q-bass'                                       '2'
'TXXX:q-busy'                                       '3'
'TXXX:q-chart'                                      '3'
'TXXX:q-drums'                                      '4'
'TXXX:q-grit'                                       '2'
'TXXX:q-mixbeat'                                    '3'
'TXXX:q-other'                                      '1'
'TXXX:q-piano'                                      '1'
'TXXX:q-play'                                       '2'
'TXXX:q-syn'                                        '3'
'TXXX:q-vocals'                                     '2'
'TXXX:replaygain_track_gain'                        '+4.40 dB'
'TXXX:replaygain_track_peak'                        '0.409661'
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========================== row from database ==========================
                                              'id'  924299
                                            'path'  /data/Music/Bulk/00localcharacter/00africa/(2010) medicine show no. 3 - beat konducta in africa/36 - madlib - mighty force.mp3
                                         'working'  None
                                         'bitrate'  259
                                    'duration_sec'  60
                                           'genre'  hip hop or rnb or rap or turntablism
                                        'filesize'  2130715
                                           'mtime'  1620526889
                                   'redo_metaread'  0
                                        'rest_str'   00localcharacter 00africa (2010) medicine show no. beat konducta africa 36 madlib mighty force hip hop rnb rap turntablism
                                      'tag_artist'  Madlib
                                     'tag_release'  Medicine Show No. 3: Beat Konducta in Africa
                                       'tag_title'  Mighty Force
                                             'bpm'  91.062
                                    'search_title'  'force':2 'mighty':1
                                   'search_artist'  'madlib':1
                                  'search_release'  '3':5,6 'africa':10 'beat':7 'in':9 'konducta':8 'medicine':1 'no':3,4 'show':2
                                     'search_rest'  '00africa':1 '2010':2,3 '36':11 'africa':10 'beat':8 'force':14 'hip':15 'hop':16 'konducta':9 'madlib':12 'medicine':4 'mighty':13 'no':6,7 'rap':18 'rnb':17 'show':5 'turntablism':19
                                    'search_combo'  '00africa':14 '2010':15,16 '3':8C,9C '36':24 'africa':13C,23 'beat':10C,21 'force':2A,27 'hip':28 'hop':29 'in':12C 'konducta':11C,22 'madlib':3B,25 'medicine':4C,17 'mighty':1A,26 'no':6C,7C,19,20 'rap':31 'rnb':30 'show':5C,18 'turntablism':32
                                    'tag_tracknum'  18
                                      'num_images'  1
                                             'key'  3A
                                           'quals'  ['Q-HHRNBTT-2', 'q-vocals-2', 'Q-LOCALNESS-1', 'q-piano-1', 'q-mixbeat-3', 'q-play-2', 'Q-OLDST-3', 'Q-UNU-1', 'Q-JZFKS-2', 'q-busy-3', 'q-drums-4', 'q-syn-3', 'q-chart-3', 'q-other-1', 'Q-HAP-3', 'q-bass-2', 'q-grit-2']
                                      'lastfmtags'  ['jazz', 'hip hop', 'funk', 'rap']
                                        'tag_date'  2010
                                     'discogstags'  []

============================== file details ==============================
                                           'mtime'  1620526889.3469195  (2021-05-09 04:21:29)
                             'size'  2130715